Tenable Ownership | Who Owns Tenable?
Tenable Ownership Summary
Tenable is owned by 44.73% institutional investors, 1.96% insiders, and 53.31% retail investors. Vanguard group is the largest institutional shareholder, holding 12.41% of TENB shares. Columbia Seligman Tech & Info A is the top mutual fund, with 3.49% of its assets in Tenable shares.
TENB Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Tenable | 44.73% | 1.96% | 53.31% |
| Sector | Technology Stocks | 50.72% | 12.57% | 36.71% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 14.96M | 12.41% | $436.31M |
| Blackrock funding, inc. /de | 13.15M | 10.91% | $383.46M |
| Blackrock | 10.62M | 9.04% | $462.91M |
| Ameriprise financial | 7.18M | 5.96% | $209.35B |
| Rgm capital | 4.47M | 3.71% | $130.29M |
| Shapiro capital management | 3.61M | 3.00% | $105.34M |
| First trust advisors lp | 3.22M | 2.67% | $93.89M |
| State street | 3.05M | 2.53% | $89.05M |
| Geode capital management | 2.94M | 2.44% | $85.69M |
| Assenagon asset management | 2.55M | 2.12% | $74.34M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Washington harbour partners lp | 98.02K | 7.16% | $3.86M |
| Rgm capital | 4.47M | 5.48% | $130.29M |
| Shapiro capital management | 3.61M | 4.56% | $105.34M |
| Firetrail investments pty | 305.64K | 2.22% | $8.84M |
| Graphene investments sas | 108.50K | 2.00% | $3.16M |
| Monimus capital management, lp | 84.75K | 1.52% | $2.47M |
| Bullseye asset management | 99.11K | 1.51% | $2.89M |
| Kent lake pr | 100.00K | 1.47% | $2.92M |
| Penserra capital management | 2.18M | 0.76% | $63.62M |
| Emerald advisers | 556.93K | 0.52% | $16.24M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Royal bank of canada | 1.65M | 0.01% | 1.53M |
| Norges bank | 1.40M | 0.01% | 1.40M |
| Shapiro capital management | 3.61M | 4.56% | 1.01M |
| Barclays | 1.68M | 0.01% | 833.13K |
| Vanguard group | 14.96M | 0.01% | 778.70K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fmr | 1.51M | 0.00% | -3.08M |
| William blair investment management | - | - | -2.43M |
| Morgan stanley | 2.31M | 0.00% | -1.91M |
| Arrowmark colorado | - | - | -1.52M |
| Alyeska investment group | 905.90K | 0.08% | -1.25M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 1.40M | 0.01% | 1.40M | $54.95M |
| Ossiam | 249.30K | 0.09% | 249.30K | $7.27M |
| Susquehanna portfolio strategies | 180.85K | 0.08% | 180.85K | $5.27M |
| Readystate asset management lp | 157.29K | 0.20% | 157.29K | $4.59M |
| Exoduspoint capital management, lp | 120.05K | 0.04% | 120.05K | $3.50M |
Sold Out
| Holder | Change |
|---|---|
| Mather group, llc. | -6.00 |
| Ifp advisors | -8.00 |
| Bell investment advisors | -14.00 |
| Continuum advisory | -15.00 |
| Hexagon capital partners | -17.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 138 | -49.63% | 53,913,972 | -47.69% | 44 | 0.61% | 80 | -48.39% | 41 | -53.93% |
| Jun 30, 2025 | 283 | -5.98% | 111,325,048 | 5.58% | 92 | 1.20% | 159 | -5.92% | 91 | -4.21% |
| Mar 31, 2025 | 13 | -95.64% | 8,497,885 | -92.15% | 7 | 0.09% | 7 | -95.78% | 4 | -95.65% |
| Dec 31, 2024 | 156 | -47.83% | 67,305,734 | -37.28% | 56 | 0.70% | 87 | -44.94% | 47 | -50.53% |
| Sep 30, 2024 | 298 | 1.02% | 107,310,436 | -0.57% | 90 | 1.09% | 159 | 1.27% | 93 | -4.12% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Columbia Seligman Tech & Info A | 4.22M | 3.49% | 391.00K |
| Vanguard Total Stock Mkt Idx Inv | 3.80M | 3.14% | -79.86K |
| Columbia Seligman Technology Growth | 3.83M | 3.14% | 449.30K |
| Vanguard US Total Market Shares ETF | 3.59M | 2.98% | -226.10K |
| Vanguard Small Cap Index | 2.97M | 2.45% | -17.74K |
| iShares Russell 2000 ETF | 2.87M | 2.37% | - |
| First Trust NASDAQ Cybersecurity ETF | 2.70M | 2.23% | 3.76K |
| Vanguard Information Technology ETF | 2.36M | 1.95% | 24.09K |
| Amplify Cybersecurity ETF | 2.23M | 1.84% | - |
| MUAM Cyber Security Equity Mother Fund | 1.95M | 1.64% | -499.18K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Oct 17, 2025 | Anschutz Barron | Principal Accounting Officer | Sell | $28.40K |
| Sep 09, 2025 | SEAWELL A BROOKE | - | Sell | $462.00K |
| Sep 04, 2025 | SEAWELL A BROOKE | - | Sell | $139.21K |
| Aug 26, 2025 | Thurmond Mark C. | Co-Chief Executive Officer | Sell | $75.82K |
| Aug 26, 2025 | Vintz Stephen A | Co-Chief Executive Officer | Sell | $103.37K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | 1 |
| 2025 Q3 | - | 9 |
| 2025 Q2 | - | 6 |
| 2025 Q1 | - | 11 |
| 2024 Q4 | - | 12 |
TENB Ownership FAQ
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